Home / 121,367,840,136.70-182,051,760,205.05-115,582,360,834.30

Finding the Fourth Proportional to 121,367,840,136.70, 182,051,760,205.05 and 115,582,360,834.30

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Solution

The fourth proportional to 121,367,840,136.70, 182,051,760,205.05 and 115,582,360,834.30 is: 173,373,541,251.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,367,840,136.70 : 182,051,760,205.05 = 115,582,360,834.30 : x
  2. Step 2: Convert to fraction form
    121,367,840,136.70/182,051,760,205.05 = 115,582,360,834.30/x
  3. Step 3: Cross multiply
    121,367,840,136.70x = 182,051,760,205.05 × 115,582,360,834.30
  4. Step 4: Simplify right side
    121,367,840,136.70x = 21,041,972,238,539,546,427,392
  5. Step 5: Solve for x
    x = 21,041,972,238,539,546,427,392/121,367,840,136.70
  6. Step 6: Final answer
    x = 173,373,541,251.45

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.